About the book: 2006 / A mysterious artifact of an ancient alien civilization, controlled by an artificial superintelligence that calls itself Gaia. “Prison world”, inhabited by representatives of DOZENS of humanoid and non-humanoid races of “alien”. A world in which the captain of the earthly spaceship Sirocco and his crew find themselves captive. But... WHAT IS this Wheel?! What does Gaia want from the captives who involuntarily master it?! And what are the goals of those who left this strange artifact ?!Fans of “The Ringworld” by L. Niven and “Heechie” by F. Paul! Read the classic trilogy by John Varley!